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PHI Mask - Keep PHI out of AI

Chrome extension by PHI Mask · Make Chrome Yours · Privacy

A Chrome extension in Make Chrome Yours · Privacy with 18 users, barely installed. Audience over the last 30 days: +4.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
18
Rating
5.0 (1 ratings)
Users, last 30 days
+4
Rating, last 30 days
+5.00 in 30 days
Version
1.1.3
Updated in the store
2026-11-01
Published
2026-08-26
Manifest
V3
Browser access
4 permissions, 1 site pattern

How it has moved

Users
+4 since 02.10
12-19 · 14 readings
2026-10-17: released 1.1.02026-10-19: released 1.1.12026-10-26: released 1.1.22026-11-01: released 1.1.3
  1. 2026-10-0413
  2. 2026-10-0812
  3. 2026-10-0915
  4. 2026-10-1014
  5. 2026-10-1117
  6. 2026-10-1319
  7. 2026-10-1717released 1.1.0
  8. 2026-10-1918released 1.1.1
  9. 2026-10-2119
  10. 2026-10-2217
  11. 2026-10-2418
  12. 2026-10-2816
  13. 2026-10-2916
  14. 2026-11-0118released 1.1.3
Rating
+5.00 since 02.10
reviewsrating 0.00-5.00 · 14 readings
2026-10-17: released 1.1.02026-10-19: released 1.1.12026-10-26: released 1.1.22026-11-01: released 1.1.3
  1. 2026-10-04reviews0rating0.00
  2. 2026-10-08reviews0rating0.00
  3. 2026-10-09reviews0rating0.00
  4. 2026-10-10reviews0rating0.00
  5. 2026-10-11reviews0rating0.00
  6. 2026-10-13reviews0rating0.00
  7. 2026-10-17reviews1rating5.00released 1.1.0
  8. 2026-10-19reviews1rating5.00released 1.1.1
  9. 2026-10-21reviews1rating5.00
  10. 2026-10-22reviews1rating5.00
  11. 2026-10-24reviews1rating5.00
  12. 2026-10-28reviews1rating5.00
  13. 2026-10-29reviews1rating5.00
  14. 2026-11-01reviews1rating5.00released 1.1.3
Users
+12 since 01.09
6-19 · 27 readings
2026-09-05: released 0.3.52026-09-06: released 0.3.62026-09-08: released 0.4.02026-09-11: released 0.4.12026-09-15: released 0.4.2.12026-09-16: released 0.4.2.22026-09-17: released 0.4.32026-09-20: released 0.5.02026-09-22: released 0.5.12026-09-24: released 0.5.22026-09-29: released 0.5.42026-10-17: released 1.1.02026-10-19: released 1.1.12026-10-26: released 1.1.22026-11-01: released 1.1.3
  1. 2026-09-016
  2. 2026-09-038
  3. 2026-09-047
  4. 2026-09-068released 0.3.6
  5. 2026-09-079
  6. 2026-09-0810released 0.4.0
  7. 2026-09-109
  8. 2026-09-1310
  9. 2026-09-1712released 0.4.3
  10. 2026-09-2116
  11. 2026-09-2514
  12. 2026-09-2716
  13. 2026-09-2814
  14. 2026-10-0413
  15. 2026-10-0812
  16. 2026-10-0915
  17. 2026-10-1014
  18. 2026-10-1117
  19. 2026-10-1319
  20. 2026-10-1717released 1.1.0
  21. 2026-10-1918released 1.1.1
  22. 2026-10-2119
  23. 2026-10-2217
  24. 2026-10-2418
  25. 2026-10-2816
  26. 2026-10-2916
  27. 2026-11-0118released 1.1.3
Rating
+5.00 since 01.09
reviewsrating 0.00-5.00 · 27 readings
2026-09-05: released 0.3.52026-09-06: released 0.3.62026-09-08: released 0.4.02026-09-11: released 0.4.12026-09-15: released 0.4.2.12026-09-16: released 0.4.2.22026-09-17: released 0.4.32026-09-20: released 0.5.02026-09-22: released 0.5.12026-09-24: released 0.5.22026-09-29: released 0.5.42026-10-17: released 1.1.02026-10-19: released 1.1.12026-10-26: released 1.1.22026-11-01: released 1.1.3
  1. 2026-09-01reviews0rating0.00
  2. 2026-09-03reviews0rating0.00
  3. 2026-09-04reviews0rating0.00
  4. 2026-09-06reviews0rating0.00released 0.3.6
  5. 2026-09-07reviews0rating0.00
  6. 2026-09-08reviews0rating0.00released 0.4.0
  7. 2026-09-10reviews0rating0.00
  8. 2026-09-13reviews0rating0.00
  9. 2026-09-17reviews0rating0.00released 0.4.3
  10. 2026-09-21reviews0rating0.00
  11. 2026-09-25reviews0rating0.00
  12. 2026-09-27reviews0rating0.00
  13. 2026-09-28reviews0rating0.00
  14. 2026-10-04reviews0rating0.00
  15. 2026-10-08reviews0rating0.00
  16. 2026-10-09reviews0rating0.00
  17. 2026-10-10reviews0rating0.00
  18. 2026-10-11reviews0rating0.00
  19. 2026-10-13reviews0rating0.00
  20. 2026-10-17reviews1rating5.00released 1.1.0
  21. 2026-10-19reviews1rating5.00released 1.1.1
  22. 2026-10-21reviews1rating5.00
  23. 2026-10-22reviews1rating5.00
  24. 2026-10-24reviews1rating5.00
  25. 2026-10-28reviews1rating5.00
  26. 2026-10-29reviews1rating5.00
  27. 2026-11-01reviews1rating5.00released 1.1.3

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Read what you have copied clipboardRead
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 1
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.1.3
  2. Version 1.1.2
  3. Version 1.1.1
Show the remaining 4
  1. Version 1.1.0 · Asked for fewer permissions (5, was 26) (changed: site access, pages it runs its code on, optional site access, sites that can connect to it)
  2. Version 0.5.4 · Asked for fewer permissions (26, was 27)
  3. Version 0.5.2
  4. Version 0.5.1

What changed recently

  1. Package size changed
  2. Renamed from "PHI Mask - Data Privacy Mask" to "PHI Mask - Keep PHI out of AI"
  3. Released version 1.1.3 (was 1.1.2)
Show the remaining 9
  1. Package size changed
  2. Released version 1.1.2 (was 1.1.1)
  3. Package size changed
  4. Released version 1.1.1 (was 1.1.0)
  5. Package size changed
  6. Asked for fewer permissions (5, was 26) (changed: site access, pages it runs its code on, optional site access, sites that can connect to it)
  7. Supported languages changed (1 → 5)
  8. Store description rewritten (115 → 121 characters)
  9. Released version 1.1.0 (was 0.5.4)

Older entries and the full day by day series are in the app.

The publisher

PHI Mask. Listed website: phimask.com.

Like this one

Listings the catalog judges closest in what they say they do.

  1. MaskPrompt: Secure AI Privacy Shield Describes nearly the same job, smaller audience 5 users
  2. Privacy Mask: Hide Sensitive & Personal Info (PII) by PaperWork Describes nearly the same job, smaller audience 74 users ★ 5.0
  3. mask2ai Describes nearly the same job, smaller audience 4 users
  4. Velum Lite: Mask PII in AI Chats Describes nearly the same job, smaller audience 16 users ★ 5.0
  5. PII Masker Describes nearly the same job, smaller audience 5 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/kcmpppojpihbagegmplldklbpfagodge/badge.svg)](https://extops.dev/extensions/kcmpppojpihbagegmplldklbpfagodge)

HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built